Glyder Women's Too Hot Tank 88% Nylon, 12% Spandex Imported Moisture wicking. Flat seam garment construction eliminates chafing Loose body: Hexi-Mesh performance stretch mesh Wide banded bottom hugs to hips, designed to stay put when engaging in inversions Creative Bra design- Adjustable positioning of back strap alignment Machine wash COLD, with like colors and fabrics; DO NOT USE FABRIC SOFTENERS